{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003318","492:4920003001","492:4920003958","492:4920003813","492:4920000384","492:4920003735","492:4920003301","492:4920003211","492:4920001223","492:4920000776","492:4920003307","492:4920003854","492:4920003722","492:4920001270","492:4920002999","492:4920003633","492:4920000622","492:4920003543","492:4920000680","492:4920002860","492:4920000343","492:4920003049","492:4920003859","492:4920002778","492:4920003368"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.5415118056383439,0.45796065764534594,0.41968453500953296,0.4123580491225464,0.34570317811890905,0.320530500092687,0.28444726996159736,0.2819209098271466,0.2732667510234048,0.24506466196811766,0.23939281524431483,0.23134969111730477,0.22470760648906798,0.2203483330672331,0.21811119672252036,0.21127312036185128,0.2097177043167331,0.20600644537381696,0.19774755837032842,0.19713985238089912,0.19605833947246618,0.19519226818141466,0.19338719202428983,0.18827874262116406,0.1821042115610288],"twin_dists":[0.143849161662028,0.1623142223564221,0.17114402019421032,0.17287101743879824,0.18929399118970155,0.19591495105821655,0.20594075745942578,0.20667015830930738,0.2091992868596617,0.21780483378761836,0.21961076864250217,0.22222013594638157,0.22442035184833498,0.22588796337686634,0.22664867603791353,0.22900695636076365,0.2295505692912616,0.23085882022229454,0.23382919655403622,0.2340511150417892,0.2344472296995915,0.23476553010859294,0.23543210056372763,0.23734232914030334,0.23970032855322884],"n_dims_used":44,"mean_confidence":0.9198115955699574},"coverage":{"mean_confidence":0.9198115955699574,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}